require_relative 'syntax/add'
require_relative 'syntax/assign'
require_relative 'syntax/boolean'
require_relative 'syntax/do_nothing'
require_relative 'syntax/if'
require_relative 'syntax/less_than'
require_relative 'syntax/multiply'
require_relative 'syntax/number'
require_relative 'syntax/sequence'
require_relative 'syntax/variable'
require_relative 'syntax/while'
